Factorize : xy-ab+bx-ay

Matching exercise

    
Match the items on the right to the items on the left.
Step 1
Step 2
Step 3
Step 4
xy-ab+bx-ay=xy+bx-ab-ay
=x(y+b)-a(b+y)
=x(y+b)-a(y+b)
=(y+b)(x-a)